Hardware manual

Microcomputer Technical Q&A
36
Q&A No.: QAH8S-031
Category: Bus Controller
Subject: CS State in On-Chip RAM and Internal I/O Access
Question
Is the chip select signal (CS7) output when on-chip memory or an internal I/O register (area 7) is
accessed in advanced mode?
Answer
No, the chip select signal (CS7) is not output in internal I/O register access, and a chip select
signal is not output in on-chip memory access.
Applicable Products
Applicability Series Applicability Series Applicability Series
Entire H8S Series Yes H8S/2655 Yes H8S/2350
Yes H8S/2355 Yes H8S/2357 H8S/2345
H8S/2245 H8S/2148 H8S/2144
H8S/2138 H8S/2134 H8S/2128
H8S/2124 — — — —